Radiotherapy questions with correct answers

cancer treatment modalities - Answer -surgery -radiotherapy pallative, definitive intent -chemotherapy -immunotherapy therapeutic vaccine against canine melanoma -targeted therapies toceranib phosphate (palladia) radiation therapy - Answer ways to use radiation -external beam radiotherapy -radioiodine therapy for feline hyperthyroidism -strontium-90 plesiotherapy superficial what is radiotherapy - Answer -treatment of neoplasia with ionizing radiation -ionizing radiation energetic enough to eject electron from atom creates positive ion (atom minus electron) that is highly reactive DNA is the target DNA as the target of radiation therapy - Answer -DNA- most critical cellular component -endpoint of action is DNA damage single or double strand breaks